Roller arrangement on a vacuum head of a vacuum cleaner



FIG. 1 is a perspective front, left side and top view of a roller arrangement on a vacuum head of a vacuum cleaner, showing the first embodiment of my design;

FIG. 2 is a right side view thereof, the left side view is a mirror image;

FIG. 3 is a top view thereof, the bottom view is a mirror image;

FIG. 4 is a front view thereof;

FIG. 5 is a perspective front, left side and top view of a roller arrangement on a vacuum head of a vacuum cleaner, showing the second embodiment of my design;

FIG. 6 is a right side view of the second embodiment of my design, the left side view is a mirror image; and,

FIG. 7 is a top view of the second embodiment of my design, the bottom view is a mirror image.

The broken lines in the drawings representing a vacuum cleaner head form no part of the claimed design. 

CLAIM The ornamental design for a roller arrangement on a vacuum head of a vacuum cleaner, as shown and described. 